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<h1 class="topictitle1">备份前准备</h1>
<div><p>备份TiDB集群前，请参考以下内容提前准备相关信息。</p>
<ul><li><a href="#TiDB_00007__table481544017344">表1</a>为必须获取的信息。</li></ul>

<div class="tablenoborder"><a name="TiDB_00007__table481544017344"></a><a name="table481544017344"></a><table cellpadding="4" cellspacing="0" summary="" id="TiDB_00007__table481544017344" frame="border" border="1" rules="all"><caption><b>表1 </b>备份前准备</caption><colgroup><col style="width:18.310000000000002%"><col style="width:14.62%"><col style="width:50.73%"><col style="width:16.34%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="18.310000000000002%" id="mcps1.3.3.2.5.1.1"><p>准备项</p>
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<th align="left" class="cellrowborder" valign="top" width="14.62%" id="mcps1.3.3.2.5.1.2"><p>是否必须</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="50.73%" id="mcps1.3.3.2.5.1.3"><p>获取方式</p>
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<th align="left" class="cellrowborder" valign="top" width="16.34%" id="mcps1.3.3.2.5.1.4"><p>数据使用章节</p>
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<tbody><tr><td class="cellrowborder" valign="top" width="18.310000000000002%" headers="mcps1.3.3.2.5.1.1 "><p>TiDB集群用户名和密码</p>
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<td class="cellrowborder" valign="top" width="14.62%" headers="mcps1.3.3.2.5.1.2 "><p>必选</p>
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<td class="cellrowborder" valign="top" width="50.73%" headers="mcps1.3.3.2.5.1.3 "><p>TiDB集群管理员用户名和密码，用户已在生产环境配置。</p>
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<td class="cellrowborder" rowspan="3" valign="top" width="16.34%" headers="mcps1.3.3.2.5.1.4 "><p><a href="TiDB_00009.html">步骤1：注册TiDB集群</a></p>
<p><a href="TiDB_00011.html">步骤3：注册TiDB表集</a></p>
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<tr><td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.1 "><p>TiUP安装路径</p>
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<td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.2 "><p>必选</p>
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<td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.3 "><p>可在TiDB数据库集群节点执行“which tiup”命令获取。</p>
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<tr><td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.1 "><p>日志备份路径</p>
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<td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.2 "><p>必选</p>
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<td class="cellrowborder" valign="top" headers="mcps1.3.3.2.5.1.3 "><p>可在TiUP安装路径执行“tiup br log status --pd <em>xx.xx.xx.xx</em>”命令获取（“xx.xx.xx.xx”为PD节点ip）。</p>
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<div class="familylinks">
<div class="parentlink"><strong>父主题：</strong> <a href="TiDB_00004.html">备份</a></div>
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